CN217941590U

CN217941590U - Punching burr pressing inner buckle bending forming die

Info

Publication number: CN217941590U
Application number: CN202222228728.2U
Authority: CN
Inventors: 宋大勇; 谭文健; 罗文峰; 吴正文
Original assignee: Wuhan Huayuanda Technology Co ltd
Current assignee: Wuhan Huayuanda Technology Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2022-12-02
Anticipated expiration: 2032-08-22

Abstract

The utility model relates to a knot forming die that bends in burring punches a hole, include: the upper die assembly is provided with a connecting part and a punching chamfer part arranged on the connecting part, the bottom of the punching chamfer part forms a punching end, the punching end is used for punching, a press-fit surface is formed on the punching end, and the press-fit surface is used for pressing burrs; the lower die assembly is provided with a bearing part and a forming part arranged on the bearing part, and the forming part is positioned right below the punching end; treat the processing product, place in the supporting part, treat the processing product drive via connecting portion punch a hole chamfer portion pressfitting in the shaping portion of supporting part to make and treat that the processing product accomplishes the pressure deckle edge process that punches a hole, be provided with the station of placing that supplies the chamfer drift installation of punching a hole in the cope match-plate pattern, go up the mould subassembly and include the cope match-plate pattern and the chamfer drift that punches a hole. This turn round forming die bends in turn punches a hole, can adopt one process to accomplish and punch a hole and turn round in one set of mould, practiced thrift manufacturing cost, and improved the work efficiency of product.

Description

Punching burr pressing inner buckle bending forming die

Technical Field

The utility model relates to an automobile sheet metal component processing technology field especially relates to a knot forming die that bends in punching a hole deburring.

Background

The sheet metal is a comprehensive cold working process for sheet metal, including shearing, punching/cutting/compounding, folding, welding, riveting, splicing, forming (such as automobile body), and the like. The remarkable characteristic is that the thickness of the same part is consistent. The products processed by the sheet metal process are called sheet metal parts.

At present, in the processing of sheet metal parts, in the process of punching and deburring the sheet metal and internally buckling and flanging the sheet metal, at least two processes are needed for completing the forming of the shape, the production and manufacturing cost is improved, and the production efficiency of the sheet metal is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a knot forming die that bends in burr punches a hole, solve among the prior art punching press and burr and adopt the twice process to accomplish, increased manufacturing cost and the technical problem that work efficiency is low.

In order to achieve the technical purpose, the technical scheme of the utility model include a forming die bends is detained in punching a hole deburring, include: the upper die assembly is provided with a connecting part and a punching chamfer part arranged on the connecting part, the bottom of the punching chamfer part forms a punching end, the punching end is used for punching, a press-fit surface is formed on the punching end, and the press-fit surface is used for pressing burrs; the lower die assembly is provided with a bearing part and a forming part arranged on the bearing part, and the forming part is positioned right below the punching end; and the product to be processed is placed in the bearing part, and the product to be processed drives the punching chamfer part to be pressed in the forming part of the bearing part through the connecting part so as to enable the product to be processed to complete the punching and deburring process.

Preferably, go up the mould subassembly and include cope match-plate pattern and the chamfer drift that punches a hole, the chamfer drift that punches a hole install in the cope match-plate pattern bottom, the cope match-plate pattern is located directly over the supporting part, the cope match-plate pattern is connecting portion, the chamfer drift that punches a hole is the chamfer portion that punches a hole.

Preferably, the upper die assembly further comprises a stripper plate and a spring, the spring is mounted at the top of the stripper plate, one end of the spring, which is far away from the stripper plate, is fixedly connected with the upper die plate, and the punching chamfering punch can penetrate through the stripper plate.

Preferably, the stripper plate is provided with a through groove for the punching chamfer punch to pass through.

Preferably, the lower die assembly comprises a lower die plate and a female die, the lower die plate is located below the upper die plate, the female die is installed on the lower die plate, the female die is located under the punching chamfering punch head, the lower die plate is a bearing part, and the female die is a forming part.

Preferably, a groove is formed inside the female die, and the punching chamfering punch can be inserted into the groove.

Preferably, the upper die assembly further comprises an inner guide post, the inner guide post is mounted on the upper die plate, and the stripper plate can slide on the inner guide post.

Preferably, the stripper plate is provided with a limiting groove for the inner guide post to pass through.

Preferably, the punching chamfer punch is arranged in a cylindrical structure.

Preferably, a placing station for installing the punching chamfering punch is arranged in the upper die plate.

Compared with the prior art, the beneficial effects of the utility model include: this turn over forming die in pushing burr punches a hole, setting through last membrane module and lower membrane module, it has punching end and laminating face to go up the last chamfer that punches a hole that is provided with of membrane module, be provided with the shaping portion on the lower membrane module, treat that the processing product places between last membrane module and lower membrane module, treat that the processing product is via punching end and laminating face pressfitting, make and treat the processing product and press synthetic type in the shaping portion, in order to accomplish the product of treating punching a hole and pushing burr, this turn over forming die in the pushing burr punches a hole, can be in one set of mould, adopt one process to accomplish and punch a hole and push burr, the manufacturing cost is practiced thrift, and the work efficiency of product has been improved.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view showing the upper mold assembly, the lower mold assembly and the product to be processed according to the present invention;

FIG. 3 is an enlarged view of a portion A of the structure of FIG. 2;

FIG. 4 is a schematic view of the present invention at an angle, wherein the upper mold assembly, the lower mold assembly and the product to be processed are unfolded;

FIG. 5 is a schematic view of another angle of the structure of the present invention, in which the upper mold assembly is pressed on the lower mold assembly and the product to be processed;

fig. 6 is a schematic diagram of the structure of the present invention 5 after being developed.

Reference numerals: 10. an upper die assembly; 11. mounting a template; 12. punching and chamfering a punch; 13. a material removing plate; 14. a spring; 15. an inner guide post; 20. a lower die assembly; 21. a lower template; 22. a female die; 30. And (5) products to be processed.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1-6, the utility model provides a buckle forming die in burred that punches a hole, include: the processing device comprises an upper die assembly 10, a lower die assembly 20 and a product 30 to be processed, wherein the upper die assembly 10 is provided with a connecting part and a punching chamfer part arranged on the connecting part, the bottom of the punching chamfer part is provided with a punching end, the punching end is used for punching, a press-fit surface is formed on the punching end, and the press-fit surface is used for pressing burrs; the lower die assembly 20 is provided with a bearing part and a forming part arranged on the bearing part, and the forming part is positioned right below the punching end; the product 30 to be processed is placed in the bearing part, the product 30 to be processed drives the punching chamfer part to be pressed on the forming part of the bearing part through the connecting part, so that the product to be processed completes the punching and deburring process.

Through will treating that processed product 30 places on lower die assembly 20, go up die assembly 10 and push down, drive the chamfer portion of punching a hole through connecting portion and push down, the end of punching a hole and the pressfitting face of chamfer portion of punching a hole push down, and the chamfer portion pressfitting of punching a hole is on treating processed product 30, and the chamfer portion of punching a hole passes and treats processed product 30 and insert in the shaping portion, the completion process of punching a hole and pressing deckle edge. The punching and deburring processes can be completed in one set of die by optimizing the process and improving the die structure, so that the production efficiency of the product 30 to be processed is improved while the manufacturing cost of the die is reduced.

In the present embodiment, the upper and

lower die assemblies

10 and 20 are made of a steel material.

Specifically, the upper die assembly 10 includes an upper die plate 11, a chamfering punch 12, a stripper plate 13, a spring 14, and an inner guide post 15, the chamfering punch 12 is mounted on the bottom of the upper die plate 11, the upper die plate 11 is located right above the bearing portion, the upper die plate 11 is a connecting portion, and the chamfering punch 12 is a chamfering punch. Be provided with the station of placing that supplies chamfer drift 12 installation of punching a hole in the cope match-plate pattern 11, in this embodiment, chamfer drift 12 and cope match-plate pattern 11 fixed connection punch a hole, after using one section, if chamfer drift 12 that punches a hole need change, chamfer drift 12 that will punch a hole cuts down, changes new chamfer drift 12 that punches a hole, and chamfer drift 12 that will punch a hole is through welded fastening at the station of placing of cope match-plate pattern 11. The punching chamfer punch 12 is arranged in a cylindrical structure. The spring 14 is installed on the top of the stripper plate 13, one end of the spring 14, which is far away from the stripper plate 13, is fixedly connected with the upper die plate 11, and the punching chamfer punch 12 can pass through the stripper plate 13. When treating the processing product 30 and punching a hole and chamfer, through taking off flitch 13 earlier with treating the processing product 30 contact, cope match-plate pattern 11 continues to push down, and spring 14 atress compression, the chamfer drift 12 that punches a hole passes and takes off flitch 13 and treats the processing product 30 and punch a hole and chamfer, and the setting of taking off flitch 13 has played the effect of location to the processing product 30, draw together and take off the flitch 13 and seted up the confession on the flitch through-groove that the chamfer drift 12 that punches a hole passed. The through groove is formed to facilitate the penetration of the punching chamfer punch 12, the inner guide post 15 is mounted on the upper die plate 11, and the stripper plate 13 can slide on the inner guide post 15. And the stripper plate 13 is provided with a limit groove for the inner guide post 15 to pass through. The inner guide post 15 is fixedly connected with the upper template 11, the arrangement of the inner guide post 15 plays a role in limiting the movement track of the stripper plate 13, and the deviation of the movement track of the stripper plate 13 when the spring 14 is compressed under stress is avoided.

Specifically, lower mould subassembly 20 includes lower bolster 21 and die 22, lower bolster 21 is located cope match-plate pattern 11 below, die 22 install in lower bolster 21, die 22 is located under punching a hole chamfer drift 12, lower bolster 21 is the supporting part, die 22 is the shaping portion. A recess is formed inside the female die 22, into which the punch chamfering punch 12 can be inserted.

The female die 22 is fixedly connected with the lower template 21, the female die 22 is arranged to allow the punching and chamfering punch 12 to pass through the product 30 to be processed and then enter a groove formed in the female die 22, and the punching and chamfering punch 12 is enabled to complete punching and deburring on the product 30 to be processed.

In this scheme, cope match-plate pattern 11 is installed in power unit, and power unit can drive cope match-plate pattern 11 and vertically reciprocate, and lower bolster 21 is installed on the processing platform, and the processing platform plays the effect that bears to lower bolster 21. The arrangement of the power mechanism and the processing station is conventional in the art and is well known to those skilled in the art and will not be described herein.

The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a turn over forming die in burr that punches a hole, its characterized in that includes:

the upper die assembly is provided with a connecting part and a punching chamfer part arranged on the connecting part, the bottom of the punching chamfer part forms a punching end, the punching end is used for punching, a press-fit surface is formed on the punching end, and the press-fit surface is used for pressing burrs;

the lower die assembly is provided with a bearing part and a forming part arranged on the bearing part, and the forming part is positioned right below the punching end;

treat the processing product, place in the supporting part, treat the processing product via connecting portion drive punch a hole chamfer portion pressfitting in the shaping portion of supporting part to make treat that the processing product accomplishes the pressure deckle edge process of punching a hole.

2. The punching and burring inner buckle bending and forming die as claimed in claim 1, characterized in that: the upper die assembly comprises an upper die plate and a punching chamfering punch, the punching chamfering punch is installed at the bottom of the upper die plate, the upper die plate is located right above the bearing part, the upper die plate is a connecting part, and the punching chamfering punch is a punching chamfering part.

3. The punching and deburring die-in and bending die according to claim 2, characterized in that: the upper die assembly further comprises a stripper plate and a spring, the spring is mounted at the top of the stripper plate, one end, far away from the stripper plate, of the spring is fixedly connected with the upper die plate, and the punching chamfering punch can penetrate through the stripper plate.

4. The punching and burring inner buckle bending and forming die as claimed in claim 3, characterized in that: and the scraping and stripping plate is provided with a through groove for the punching and chamfering punch head to pass through.

5. The punching and deburring die and internally buckled and bent forming die as claimed in claim 4, wherein: the lower die assembly comprises a lower die plate and a female die, the lower die plate is located below the upper die plate, the female die is installed on the lower die plate, the female die is located under the punching chamfering punch, the lower die plate is a bearing part, and the female die is a forming part.

6. The punching and burring inner buckle bending and forming die as claimed in claim 5, characterized in that: the female die is internally provided with a groove, and the punching chamfering punch can be inserted into the groove.

7. The punching and deburring die and internally buckled and bent forming die as claimed in claim 5, wherein: the upper die assembly further comprises an inner guide post, the inner guide post is mounted on the upper die plate, and the stripper plate can slide on the inner guide post.

8. The punching and deburring die and buckle bending and forming die as claimed in claim 7, wherein: and the stripper plate is provided with a limiting groove for the inner guide pillar to pass through.

9. The punching and deburring die-in and bending die according to claim 2, characterized in that: the punching chamfering punch is of a cylindrical structure.

10. The punching and burring inner buckle bending and forming die as claimed in claim 2, characterized in that: and a placing station for installing the punching chamfering punch is arranged in the upper template.